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【单选题】
3-2、某三元酸 H 3 A 的pKa1 = 3.96,pKa2 = 6.00,pKa3 = 10.02,则0.10mol/L H 3 A 的pH是 ( )A.
1.00
B.
2.48
C.
3.96
D.
4.98
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